A licensee shall comply with the following standards:
- (1) The licensee shall undertake only those professional services that can reasonably be expected to be completed with professional competence;
- (2) The licensee shall exercise due professional care in the performance of professional services;
- (3) The licensee shall adequately plan and supervise the performance of professional services; and
- (4) The licensee shall obtain sufficient relevant data to afford a reasonable basis for conclusions or recommendations in relation to any professional services performed.